*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  font-weight: normal;
}

body {
  min-height: 100vh;
  color: #2c3e50;
  background: #f5f5f5;
  transition: color 0.5s, background-color 0.5s;
  line-height: 1.6;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu,
    Cantarell, 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  font-size: 16px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1 {
  margin-bottom: 1.5rem;
  text-align: center;
  color: #2c3e50;
}

a {
  text-decoration: none;
  color: #42b983;
  transition: 0.4s;
}

@media (hover: hover) {
  a:hover {
    background-color: #42b98320;
  }
}